Automatic resolution throttling for screen capture pipeline.

media/capture/video_capture_oracle_unittest.cc

Index: media/capture/video_capture_oracle_unittest.cc
diff --git a/media/capture/video_capture_oracle_unittest.cc b/media/capture/video_capture_oracle_unittest.cc
index f343c879085034b945619e7cdb11bb63eef4efeb..f7ae61d97c853016fa557cd585ed94af30ecaceb 100644
--- a/media/capture/video_capture_oracle_unittest.cc
+++ b/media/capture/video_capture_oracle_unittest.cc
@@ -25,7 +25,9 @@ TEST(VideoCaptureOracleTest, EnforcesEventTimeMonotonicity) {
   const gfx::Rect damage_rect(0, 0, 1280, 720);
   const base::TimeDelta event_increment = min_capture_period * 2;
 
-  VideoCaptureOracle oracle(min_capture_period);
+  VideoCaptureOracle oracle(min_capture_period,
+                            gfx::Size(1280, 720),
+                            media::RESOLUTION_POLICY_FIXED_RESOLUTION);
 
   base::TimeTicks t = InitialTestTimeTicks();
   for (int i = 0; i < 10; ++i) {
@@ -61,7 +63,9 @@ TEST(VideoCaptureOracleTest, EnforcesFramesDeliveredInOrder) {
   const gfx::Rect damage_rect(0, 0, 1280, 720);
   const base::TimeDelta event_increment = min_capture_period * 2;
 
-  VideoCaptureOracle oracle(min_capture_period);
+  VideoCaptureOracle oracle(min_capture_period,
+                            gfx::Size(1280, 720),
+                            media::RESOLUTION_POLICY_FIXED_RESOLUTION);
 
   // Most basic scenario: Frames delivered one at a time, with no additional
   // captures in-between deliveries.
@@ -73,7 +77,7 @@ TEST(VideoCaptureOracleTest, EnforcesFramesDeliveredInOrder) {
     ASSERT_TRUE(oracle.ObserveEventAndDecideCapture(
         VideoCaptureOracle::kCompositorUpdate,
         damage_rect, t));
-    last_frame_number = oracle.RecordCapture();
+    last_frame_number = oracle.RecordCapture(0.0);
     ASSERT_TRUE(oracle.CompleteCapture(last_frame_number, true, &ignored));
   }
 
@@ -85,7 +89,7 @@ TEST(VideoCaptureOracleTest, EnforcesFramesDeliveredInOrder) {
       ASSERT_TRUE(oracle.ObserveEventAndDecideCapture(
           VideoCaptureOracle::kCompositorUpdate,
           damage_rect, t));
-      last_frame_number = oracle.RecordCapture();
+      last_frame_number = oracle.RecordCapture(0.0);
     }
     for (int j = num_in_flight - 1; j >= 0; --j) {
       ASSERT_TRUE(
@@ -102,7 +106,7 @@ TEST(VideoCaptureOracleTest, EnforcesFramesDeliveredInOrder) {
       ASSERT_TRUE(oracle.ObserveEventAndDecideCapture(
           VideoCaptureOracle::kCompositorUpdate,
           damage_rect, t));
-      last_frame_number = oracle.RecordCapture();
+      last_frame_number = oracle.RecordCapture(0.0);
     }
     ASSERT_TRUE(oracle.CompleteCapture(last_frame_number, true, &ignored));
     for (int j = 1; j < num_in_flight; ++j) {
@@ -120,7 +124,7 @@ TEST(VideoCaptureOracleTest, EnforcesFramesDeliveredInOrder) {
       ASSERT_TRUE(oracle.ObserveEventAndDecideCapture(
           VideoCaptureOracle::kCompositorUpdate,
           damage_rect, t));
-      last_frame_number = oracle.RecordCapture();
+      last_frame_number = oracle.RecordCapture(0.0);
     }
     // Report the last frame as an out of order failure.
     ASSERT_FALSE(oracle.CompleteCapture(last_frame_number, false, &ignored));
@@ -140,7 +144,9 @@ TEST(VideoCaptureOracleTest, TransitionsSmoothlyBetweenSamplers) {
   const gfx::Rect animation_damage_rect(0, 0, 1280, 720);
   const base::TimeDelta event_increment = min_capture_period * 2;
 
-  VideoCaptureOracle oracle(min_capture_period);
+  VideoCaptureOracle oracle(min_capture_period,
+                            gfx::Size(1280, 720),
+                            media::RESOLUTION_POLICY_FIXED_RESOLUTION);
 
   // Run sequences of animation events and non-animation events through the
   // oracle.  As the oracle transitions between each sampler, make sure the
@@ -173,7 +179,7 @@ TEST(VideoCaptureOracleTest, TransitionsSmoothlyBetweenSamplers) {
     }
     ASSERT_LT(base::TimeDelta(), oracle.estimated_frame_duration());
 
-    const int frame_number = oracle.RecordCapture();
+    const int frame_number = oracle.RecordCapture(0.0);
 
     base::TimeTicks frame_timestamp;
     ASSERT_TRUE(oracle.CompleteCapture(frame_number, true, &frame_timestamp));
@@ -203,7 +209,9 @@ TEST(VideoCaptureOracleTest, SamplesOnlyOneOverdueFrameAtATime) {
   const base::TimeDelta timer_interval = base::TimeDelta::FromMilliseconds(
       VideoCaptureOracle::kMinTimerPollPeriodMillis);
 
-  VideoCaptureOracle oracle(min_capture_period);
+  VideoCaptureOracle oracle(min_capture_period,
+                            gfx::Size(1280, 720),
+                            media::RESOLUTION_POLICY_FIXED_RESOLUTION);
 
   // Have the oracle observe some compositor events.  Simulate that each capture
   // completes successfully.
@@ -215,7 +223,7 @@ TEST(VideoCaptureOracleTest, SamplesOnlyOneOverdueFrameAtATime) {
     if (oracle.ObserveEventAndDecideCapture(
             VideoCaptureOracle::kCompositorUpdate, gfx::Rect(), t)) {
       ASSERT_TRUE(
-          oracle.CompleteCapture(oracle.RecordCapture(), true, &ignored));
+          oracle.CompleteCapture(oracle.RecordCapture(0.0), true, &ignored));
       did_complete_a_capture = true;
     }
   }
@@ -231,7 +239,7 @@ TEST(VideoCaptureOracleTest, SamplesOnlyOneOverdueFrameAtATime) {
       break;
     }
   }
-  int frame_number = oracle.RecordCapture();
+  int frame_number = oracle.RecordCapture(0.0);
 
   // Stop providing the compositor events and start providing timer polling
   // events.  No overdue samplings should be recommended because of the
@@ -252,7 +260,7 @@ TEST(VideoCaptureOracleTest, SamplesOnlyOneOverdueFrameAtATime) {
     if (oracle.ObserveEventAndDecideCapture(
             VideoCaptureOracle::kTimerPoll, gfx::Rect(), t)) {
       ASSERT_TRUE(
-          oracle.CompleteCapture(oracle.RecordCapture(), true, &ignored));
+          oracle.CompleteCapture(oracle.RecordCapture(0.0), true, &ignored));
       did_complete_a_capture = true;
     }
   }
@@ -267,7 +275,7 @@ TEST(VideoCaptureOracleTest, SamplesOnlyOneOverdueFrameAtATime) {
       break;
     }
   }
-  frame_number = oracle.RecordCapture();
+  frame_number = oracle.RecordCapture(0.0);
 
   // Confirm that the oracle does not recommend sampling until the outstanding
   // timer-based capture completes.